Bank is giving six free transactions per month on ATM Card, Out of this only first 3 withdrawal transactions are free, For each extra transaction bank will charge Rs. 50 as transaction fees. Transaction Types are: Mini Statement (MS), Balance enquiry(BE) or withdrawal(WD)

Eg: MS: 2 + BE: 3 + WD: 2 = Transaction Charge Rs. 50 as total transaction count is > 6

b. MS: 1 + BE: 0 + WD: 4 = Transaction Charge Rs. 50 as total withdrawal transaction is > 3

c. MS: 2 + BE: 2+ WD: 0 = Transaction Charge Rs.0 as total transaction =<6

Write the logical code on blank paper for calculation of transaction fees